CN107577347A - A kind of educational system and its method based on virtual reality - Google Patents

A kind of educational system and its method based on virtual reality Download PDF

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CN107577347A
CN107577347A CN201710790741.8A CN201710790741A CN107577347A CN 107577347 A CN107577347 A CN 107577347A CN 201710790741 A CN201710790741 A CN 201710790741A CN 107577347 A CN107577347 A CN 107577347A
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sensing
standard
scene
peripheral hardware
model
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CN107577347B (en
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齐海龙
陈涛涛
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Nanjing Ruicheng Innovis Technology Co Ltd
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Nanjing Ruicheng Innovis Technology Co Ltd
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Abstract

The invention discloses a kind of educational system and its method based on virtual reality, the soft and hardware that the system is related to has VR all-in-ones, body-sensing peripheral hardware, 3D modeling instrument, VR developing instruments, VR interaction SDK and VR building block modules.VR building block modules refer to modular VR projects canned program block, including VR body-sensing peripheral hardware canned programs block, VR standards scene Event Package program block and VR standard scene model encapsulation modules.Based on modularization VR building block modules, the assembled exploitation and the exploitation of self-defining term purpose of project of standard development can be completed, can extensively using imparted knowledge to students with STEAM, the field such as VR vocational educations.

Description

A kind of educational system and its method based on virtual reality
Technical field
The invention belongs to virtual reality applications and field of Education and teaching, a kind of more particularly to education based on virtual reality System and method.
Background technology
The development of virtual reality technology has gone through many years, but the hallmark events for igniting consumer level VR markets are exactly 2014, Facebook was with 2,000,000,000 dollars of purchase Oculus.It is (i.e. present that subsequent Sony opens Morpheus plans PlayStation VR), Google releases Cardboard, Samsung and Oculus cooperations are released Gear VR, HTC and Valve and closed Make HTC Vive of the research and development for Steam gaming platforms.Hundreds of domestic VR venture companies, from VR operating systems, interaction peripheral hardware To VR glasses, VR contents etc., the almost all of industry link of rapid Cover, is VR products and the fast-ripenin and hair of industrial chain Vital effect has been made in exhibition.
In addition to individual application, VR sector applications also welcome the first year in 2016.The ranking VR focuses industry point of first three Wei not real estate, retail, education;In addition, VR can also be widely used in urban planning, indoor design, industrial simulation, Gu The various fields such as mark recovery, bridge highway layout, real estate sale, Tourism teaching, hydraulic and electric engineering, geological disaster, educational training.
As the new technologies such as cloud computing, big data, Internet of Things, mobile computing, virtual reality, artificial intelligence progressively extensively should With information technology influences to become clear day by day on the revolutionary of education.The planning of state education 13 proposes conditional area will Try to explore information technology in the new educational pattern such as " crowd's wound space ", interdisciplinary study (STEAM education), wound visitor's education Using, put forth effort lifted student information literacy, creativity consciousness and innovation ability, form Digital Learning custom, promote student's Development in an all-round way, play the support leading action of the information-based culture high-quality talents that face the future.
Virtual reality technology expands explosive growth as emerging technology under the drive of market and capital, but with The deep development in market, increasing bottleneck start the fast development of restriction industry.Typical bottleneck and problem include the talent Deficiency, the outstanding problem such as social awareness is low.Especially in terms of vocational education, K12 education, virtual reality is gone back on the whole at present In relatively low level.Existing most of trainings or VR teaching applications, it is concentrated mainly on exploitation, the experience of VR coursewares of VR contents The modes such as formula teaching, lack VR hardware depth and combine, lack the Development Practice of starting based on the complete software and hardware systems of VR.
In the STEAM educational class that education department gives priority to, current construction content be concentrated mainly on robot, The directions such as Scratch programmings, 3D printing and traditional-handwork making, start to put into practice in the STEAM of Virtual reality technology in itself Teaching field or blank.
Existing virtual reality project development training method, generally imparted knowledge to students with programming language, programming tool is applied, completely opened The modes such as incidence of criminal offenses example whole learning are carried out, and rudimentary knowledge requires high, training cycle length, are mainly used in the training of some professionals Instruction, difficulty or ease carry out the teaching and training towards students in middle and primary schools, the amateur VR talents.In VR development module programming arts, main flow VR developing instruments, such as Unity3D, the modularization for VR cases does not split mode, while also lacks and be directed to all kinds of VR The program bag of body-sensing peripheral hardware.
The content of the invention
In order to solve the technical problem that above-mentioned background technology proposes, the present invention is intended to provide a kind of religion based on virtual reality System and method are educated, solves the problems, such as and meets VR STEAM teaching, VR vocational educations etc. and demand, overcome Limitation of the VR such as Unity3D developing instruments in terms of modularized program teaching.
In order to realize above-mentioned technical purpose, the technical scheme is that:
A kind of educational system based on virtual reality, including VR exploitations computer, VR all-in-ones and body-sensing peripheral hardware;The VR Exploitation computer is mounted with 3D modeling instrument and VR developing instruments, for establishing VR building block modules, creates and edit VR scenes, with And generation VR applications;The VR all-in-ones are the virtual reality head mounted displays for possessing independent processor, by installing VR behaviour Make the Essential Environment of the virtual reality operation of system constructing VR all-in-ones, interact SDK by installing VR, provided for body-sensing peripheral hardware soft Part drives;User sends sensing or control instruction, virtual scene feedback body-sensing by the body-sensing peripheral hardware to virtual reality scenario Experience and acted on by body-sensing peripheral hardware with user;The VR building block modules refer to modular VR projects canned program block, Including VR body-sensing peripheral hardware canned programs block, VR standards scene Event Package program block and VR standard scene model encapsulation modules.
Further, the process for establishing VR building block modules is as follows:
(a) according to student's situation and following application direction, VR project of standard development cases are formulated;The VR projects of standard development case point For three classes:Single function case, comprehensive function case and professional application case;The single function case refers to institute in VR development processes Some sensing/control of some the individual event function of using, including certain class VR scene events, a certain body-sensing peripheral hardware and the peripheral hardware Parameter, i.e., for a certain item function, design a VR project of standard development case;The comprehensive function case refers to merge simultaneously multiple The VR standard cases of individual event function;The professional application case refers to the multiple individual event functions of integrated use, and uses a certain specialty The knowledge in field, the VR project of standard development cases of project development are carried out for professional domain;
(b) it is classified according to the difficulty of VR project of standard development cases, and modularization is carried out to VR projects of standard development case accordingly Cutting encapsulates;Basic cutting is carried out first, and in VR project of standard development cases, model of place, scene event and body-sensing peripheral hardware are entered The overall cutting of row, is divided into three parts, forms three big module bag, after cutting, user according to standard declaration, by model of place, Three module packages of scene event and body-sensing peripheral hardware load, and complete whole project;Then the cutting of model of place is carried out, in VR In project of standard development case, scene and model have all been preset, and by cutting, scene and model are separated, and by the thing in model Body cutting is broken up, and in the scene after cutting, user's establishing criteria illustrates or the design of oneself, is again placed on object model In the correct position of scene, model of place is assembled;The cutting of scene event program bag is carried out, VR project of standard development cases In collision accident, motion event carry out cutting, collision accident, motion event be cut into several stand-alone program blocks, uses Family needs establishing criteria to illustrate or the design of oneself, and stand-alone program block is loaded on suitable scene event;Carry out outside body-sensing If the cutting of program bag, the programs of various different body-sensing peripheral hardwares is subjected to independent cutting encapsulation, and by each biography of each peripheral hardware Sense, control parameter program cutting encapsulation, user select some peripheral hardware program block, and incite somebody to action according to standard declaration or the design of oneself The different sensings of the peripheral hardware, control block are loaded into VR projects;
(c) module is packed;By the standard scene model encapsulation module after each cutting, body-sensing peripheral hardware canned program block, mark Quasi- scene event canned program block carries out unified name, and is placed in different catalogues, and then whole project is packed, shape Into a standard course bag.
Further, the body-sensing peripheral hardware includes but is not limited to nine axle sensing controlers, muscle fax sense controller, brain electricity Ripple sensing controler, dual-handle space sensing controler and double catch sensing controler.
Further, the 3D modeling instrument uses 3DMax;The VR developing instruments use Unity3D or Unreal.
VR teaching methods based on above-mentioned educational system, comprise the following steps:
(1) 3D modeling instrument is based on, voluntarily establishes and edit VR scenes, or, use the VR standards in VR building block modules Model of place package module;
(2) customized VR scenes or VR standard scene model encapsulations module are imported in VR developing instruments;
(3) the VR body-sensing peripheral hardware canned programs block in VR building block modules, VR standard scene Event Packages program block are imported Into VR developing instruments;
(4) based on standard declaration or the design of oneself, in VR standard cases scenes, model of place is laid, compiled Collect, construct the model of place of project;
(5) in the model of place built, VR standard scene Event Package program blocks are loaded into suitable scene mould In type, the event effect of model of place is realized;
(6) VR body-sensing peripheral hardware canned program blocks are loaded on suitable model of place, realize body feeling interaction effect;
(7) after finished item editor, project is packed, generates VR application program installation kits;
(8) VR application programs installation kit is imported into VR all-in-ones, installation;
(9) after the body-sensing peripheral hardware selected in VR application programs is connected with VR all-in-ones, wearing VR all-in-ones progress VR should Interactive learning is experienced.
The beneficial effect brought using above-mentioned technical proposal:
Using the VR building block modules that design of the present invention, based on the module bag of VR projects cell level (highest difficulty level) cutting, It can flexibly use, be combined with industry field, carry out the exploitation of actual items, there is prominent actual innovation and application valency Value.The present invention provides the cutting module of multiple grade of difficulty by the design of VR building block modules, from zero-base plinth student to It the student of relevant speciality experience, can use VR modules provided by the invention to carry out project development, reduce teaching and training is difficult Degree.
Brief description of the drawings
Fig. 1 is the system architecture diagram of the present invention;
Fig. 2 is basic cutting schematic diagram in the present invention;
Fig. 3 is Scene model cutting schematic diagram of the present invention;
Fig. 4 is Scene event routine bag cutting schematic diagram of the present invention;
Fig. 5 is body-sensing peripheral hardware program cutting schematic diagram in the present invention;
Fig. 6 is the VR exploitation schematic diagrames based on VR building block modules;
Fig. 7 is the teaching method flow chart of the present invention.
Embodiment
Below with reference to accompanying drawing, technical scheme is described in detail.
The system that the present invention as shown in Figure 1 designs, including following soft and hardware:
Body-sensing peripheral hardware:Refer to the man-machine interaction, including but not limited to somatosensory device, nine axles that field of virtual reality needs use Sensing controler, muscle fax sense controller, brain wave sensing controler, dual-handle space sensing controler, double are caught Sensing controler etc. is caught, personnel send sensing or control instruction, virtual scene feedback by body-sensing peripheral hardware to virtual reality scenario Body-sensing is experienced and acted on by body-sensing peripheral hardware with human body, personnel is had a kind of really virtual reality immersion feeling of immersion.
VR all-in-ones:It is the virtual reality head mounted display for possessing independent processor, there is independent calculating, figure to show Show the functions such as processing and input and output.
VR operating systems:It is the runtime of VR all-in-ones, similar to the android system in mobile phone, structure VR one The virtual reality operation Essential Environment of machine.
VR interacts SDK:It is to be based on VR operating systems, the software-driven provided for body-sensing peripheral hardware, for VR contents and body-sensing The interaction design of peripheral hardware.
3D modeling instrument:It is 3D modeling software, the common instrument such as including 3DMax, for Virtual Reality Scene Modeling.
VR developing instruments:It is that virtual reality develops software, common such as Unity3D, Unreal.
VR building block modules:Refer to modular VR projects canned program block, including VR body-sensing peripheral hardware canned programs block, VR mark Quasi- scene event canned program block and VR standard scene model encapsulation module.
VR is applied:It is the VR application software that final exploitation is completed, can run on VR all-in-ones, is carried out with reference to body-sensing peripheral hardware Virtual reality experience.
Wherein, the design of VR building block modules is the core of the present invention, including three steps:Formulate project of standard development case, case Example modularization cutting encapsulation and module packing.
1st, project of standard development case is formulated
The training of VR projects, facing a variety of knowledge background such as K12 student, vocational education, the student of ages;Meanwhile VR Following application, also facing multiple industry fields, such as auto repair, petrochemical industry, tourism Wen Bo etc..Therefore, VR projects The design of standard cases is defined, it is necessary to take into account the factor such as student's situation and following application direction.
The design of VR project of standard development cases is classified as follows:
Single function case:Single function refers to some individual event function used in VR development processes, such as certain class VR scenes Some sensing control parameter of event, a certain kind control peripheral hardware and the peripheral hardware;The design of single function case, i.e., for a certain item Function, a standard VR case is designed, by carrying out cutting encapsulation to the program bag of this function, allow user using the journey Sequence module grasps the exploitation skill of this function during being re-assemblied.
Comprehensive function case:Refer to the standard cases for merging above-mentioned multiple individual event functions simultaneously, the standard cases allow use Person with the program module of multiple individual event functions, carries out assembling training simultaneously, grasps the comprehensive fortune of multiple functions under complex scene With.Under normal circumstances, after user has grasped single function operation skill, it is possible to carry out the operation of comprehensive function case.
Professional application case:Refer to the multiple individual event functions of integrated use, and with the knowledge of a certain professional domain, for special Industry field carries out the standard cases of project development.Such as automobile engine maintaining case, it is towards automobile engine maintaining specialty Application, VR developer herein on basis, opened it should be understood that some professional knowledges in terms of automobile engine maintaining using VR Technical ability is sent out, develops the project that can be used for professional domain.The design of professional application case, it is main to cultivate VR learner towards reality Border application demand, the ability of solving practical problems.
2nd, the cutting of case modularization encapsulates
For above-mentioned standard case, it is necessary to according to grade of difficulty, various forms of fractionations are carried out to case.Method for splitting is such as Shown in table 1.
Table 1
" self-defined " scene in form, refers to the study stage in higher level, and user oneself can voluntarily model, edit Scene event, by flexibly selecting to load body-sensing peripheral hardware program bag, to create the application item of higher level.
2.1 basic cuttings
As shown in Fig. 2 in standard cases, model of place, scene event, body-sensing peripheral hardware are subjected to overall cutting, are divided into Three parts, form three big module bags.After cutting, user is needed according to standard declaration, by model of place, scene event, Three module packages of body-sensing peripheral hardware load, and complete whole project.
The cutting of 2.2 models of place
In standard cases, scene and model have all been preset, and by cutting, scene and model are separated, and by model In object cutting break up.In scene after cutting, user needs establishing criteria to illustrate or the idea of oneself, again by object mould Type is placed in the correct position of scene, and model of place is assembled.
As shown in figure 3, by the model of place in a VR standard cases, multiple models are cut into:1~model of model n;Will Model name, classification, are placed under the file of setting.
The cutting of 2.3 scene event program bags
The frequent events such as the collision accident in standard cases, motion event are carried out cutting.After cutting, collision accident, fortune Dynamic event has all been cut into several stand-alone program blocks.User needs establishing criteria to illustrate or the idea of oneself, by independent journey Sequence block is loaded on suitable scene event.
As shown in figure 4, by multiple collision accidents in VR standard cases scenes, cutting is carried out, formation is directed to multiple collisions The canned program block (S1~Sn) of event.By multiple motion events in standard cases scene, cutting is carried out, is formed for multiple The canned program block (Sn+1~S2n) of motion event.
The cutting of 2.4 body-sensing peripheral hardware program bags
The program of various different body-sensing peripheral hardwares is subjected to independent cutting encapsulation;And by multiple sensings of each peripheral hardware, control Parameter program cutting encapsulates.User can select some peripheral hardware program block according to standard declaration or the idea of oneself, and this is outer If different sensing control program blocks be loaded into VR projects.
As shown in figure 5,1~n of body-sensing parameter of body-sensing peripheral hardware is carried out into cutting, canned program block Ti1~Tin is formed, often The corresponding body-sensing parameter value of individual program block.1~n of control instruction of body-sensing peripheral hardware is subjected to cutting, forms canned program block Tin + 1~Ti2n, the corresponding control instruction of each program block.
3rd, pack
According to different difficulty levels, after each standard cases cutting is encapsulated, by the scenario block after each cutting, journey Sequence block carries out unified name, and is placed in different catalogues.Then whole project is packed, forms a standard course Bag.
As shown in fig. 6, in VR development environments, the VR building block module task-drivens of certain standard cases are said according to standard The bright or idea of oneself is laid to model;Then suitable canned program block is loaded into model of place, allows scene thing Body action logic according to corresponding to program sets execution.Personalizing parameters can pass through the function in direct editing canned program block Parameter is set to adjust.
Based on said system, teaching method of the invention is as shown in fig. 7, comprise the following steps that.
1. being based on 3D modeling software, VR scenes are voluntarily established and edited;Or the standard cases field using VR building block modules Scape model;
2. self-defined scene or standard cases scene are imported in VR developing instruments;
3. the modularized program bag (including scene event program bag, body-sensing peripheral hardware program bag) in VR building block modules is imported Into VR developing instruments;
4. based on standard declaration or the idea of oneself, in standard cases scene, model of place is laid, edited, Construct the model of place of project;
5. in the model of place built, by the program block in scene event program bag, suitable scene mould is loaded into In type, the event effect of model of place is realized;
6. by the program block in body-sensing peripheral hardware program bag, it is loaded on suitable model of place, realizes peripheral hardware interaction effect;
7. after finished item editor, project is packed, generates application program installation kit;
8. application program installation kit is imported into VR all-in-ones, installation;
9. after installing successfully, it can use the body-sensing peripheral apparatus selected in program, after being connected with VR all-in-ones, wear VR All-in-one carries out the Teaching Experience of VR applications.
The technological thought of above example only to illustrate the invention, it is impossible to protection scope of the present invention is limited with this, it is every According to technological thought proposed by the present invention, any change done on the basis of technical scheme, the scope of the present invention is each fallen within Within.

Claims (5)

  1. A kind of 1. educational system based on virtual reality, it is characterised in that:Outside including VR exploitations computer, VR all-in-ones and body-sensing If;The VR exploitations computer is mounted with 3D modeling instrument and VR developing instruments, for establishing VR building block modules, creates and edits VR scenes, and generation VR applications;The VR all-in-ones are the virtual reality head mounted displays for possessing independent processor, are passed through The Essential Environment of the virtual reality operation of VR operating systems structure VR all-in-ones is installed, SDK is interacted by installing VR, is outside body-sensing If provide software-driven;User sends sensing or control instruction, virtual scene by the body-sensing peripheral hardware to virtual reality scenario Feedback body-sensing is experienced and acted on by body-sensing peripheral hardware with user;The VR building block modules refer to modular VR projects encapsulation Program block, including VR body-sensing peripheral hardware canned programs block, VR standards scene Event Package program block and VR standard scene model encapsulations Module.
  2. 2. the educational system based on virtual reality according to claim 1, it is characterised in that:Establish the process of VR building block modules It is as follows:
    (a) according to student's situation and following application direction, VR project of standard development cases are formulated;The VR projects of standard development case is divided into three Class:Single function case, comprehensive function case and professional application case;The single function case refers to used in VR development processes Some individual event function, including certain class VR scene events, some sensing/control ginseng of a certain body-sensing peripheral hardware and the peripheral hardware Number, i.e., for a certain item function, design a VR project of standard development case;The comprehensive function case refers to merge multiple lists simultaneously The VR standard cases of item function;The professional application case refers to the multiple individual event functions of integrated use, and is led with a certain specialty The knowledge in domain, the VR project of standard development cases of project development are carried out for professional domain;
    (b) it is classified according to the difficulty of VR project of standard development cases, and modularization cutting is carried out to VR projects of standard development case accordingly Encapsulation;Basic cutting is carried out first, in VR project of standard development cases, model of place, scene event and body-sensing peripheral hardware is carried out whole Body cutting, it is divided into three parts, forms three big module bag, after cutting, user is according to standard declaration, by model of place, scene Three module packages of event and body-sensing peripheral hardware load, and complete whole project;Then the cutting of model of place is carried out, in VR standards In project text, scene and model have all been preset, and by cutting, scene and model are separated, and the object in model is cut Divide and break up, in the scene after cutting, user's establishing criteria illustrates or the design of oneself, and object model is placed on into scene again Correct position in, model of place is assembled;The cutting of scene event program bag is carried out, in VR project of standard development cases Collision accident, motion event carry out cutting, and collision accident, motion event are cut into several stand-alone program blocks, Yong Huxu Want establishing criteria to illustrate or the design of oneself, stand-alone program block is loaded on suitable scene event;Carry out body-sensing peripheral hardware journey The cutting of sequence bag, the programs of various different body-sensing peripheral hardwares is subjected to independent cutting encapsulation, and by each sensing of each peripheral hardware, control Parameter program cutting processed encapsulation, user select some peripheral hardware program block according to standard declaration or the design of oneself, and by the peripheral hardware Different sensings, control block is loaded into VR projects;
    (c) module is packed;By the standard scene model encapsulation module after each cutting, body-sensing peripheral hardware canned program block, pattern field Scape Event Package program block carries out unified name, and is placed in different catalogues, and then whole project is packed, and forms one Individual standard course bag.
  3. 3. the educational system based on virtual reality according to claim 1, it is characterised in that:The body-sensing peripheral hardware is included but not It is limited to nine axle sensing controlers, muscle fax sense controller, brain wave sensing controler, dual-handle space sensing controler and complete Body motion capture sensing controler.
  4. 4. the educational system based on virtual reality according to claim 1, it is characterised in that:The 3D modeling instrument uses 3DMax;The VR developing instruments use Unity3D or Unreal.
  5. 5. the VR teaching methods based on educational system described in claim 2, it is characterised in that comprise the following steps:
    (1) 3D modeling instrument is based on, voluntarily establishes and edit VR scenes, or, use the VR standard scenes in VR building block modules Model encapsulation module;
    (2) customized VR scenes or VR standard scene model encapsulations module are imported in VR developing instruments;
    (3) the VR body-sensing peripheral hardware canned programs block in VR building block modules, VR standard scene Event Package program blocks are imported into VR In developing instrument;
    (4) based on standard declaration or the design of oneself, in VR standard cases scenes, model of place is laid, edited, structure The model of place for the project of building out;
    (5) in the model of place built, VR standard scene Event Package program blocks are loaded on suitable model of place, Realize the event effect of model of place;
    (6) VR body-sensing peripheral hardware canned program blocks are loaded on suitable model of place, realize body feeling interaction effect;
    (7) after finished item editor, project is packed, generates VR application program installation kits;
    (8) VR application programs installation kit is imported into VR all-in-ones, installation;
    (9) after the body-sensing peripheral hardware selected in VR application programs is connected with VR all-in-ones, VR all-in-ones is worn and carry out VR applications Interactive learning is experienced.
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